* initial impl of Bars, Staircase, Smooth modes

* fix fillTo for staircase and smooth paths

* fix pointSize

* [bars] adjust gap factor & reduce bar width to include stroke width. remove rounding to favor gap & width uniformity over edge crispness.

* remove line path fallback for too-dense data

* "Auto" points mode implies "Never" for Bars

* slightly reduce x axis tick density

* fix bars height calc, make bars crisp again.

* [bars] don't use hard-coded 'x' scale key

* refactor catmullRomFitting() to accept x & y coord arrays. restrict to processing only visible data range.

* move path building functions to own file

* export typed functions

Co-authored-by: Ryan McKinley <ryantxu@gmail.com>

* Update syntax.md

* Update syntax.md

* NodeJS: Update to LTS (14)

* Bump Volta's Node version

Signed-off-by: Arve Knudsen <arve.knudsen@gmail.com>

* Bump version of build image

Signed-off-by: Arve Knudsen <arve.knudsen@gmail.com>

* Drone: Upgrade build image

Co-authored-by: Arve Knudsen <arve.knudsen@gmail.com>

* 3 minor changes, including updating the title TOC

* Fixing the sentence lacking verb.

* Rewrite auth proxy tests to use standard lib

Signed-off-by: Arve Knudsen <arve.knudsen@gmail.com>

* Auth proxy: Use standard error type

Signed-off-by: Arve Knudsen <arve.knudsen@gmail.com>

Dashboards: hide playlist edit functionality from viewers and snapshots link from unauthenticated users (#28992)

* feat: hide snapshots menu item from viewers

* feat(playlists): prevent viewers from creating/editing playlists

* feat: prevent viewers seeing playlist nav link if no playlists

* refactor(playlist): rename isViewer property to canEditPlaylists

* revert(playlists): put back note if viewer and no playlists

* refactor(snapshots): consider admin/editor permission in folders/dashboards for displaying menu item

* feat(snapshots): only show snapshot nav item if user is signed in

* fix(snapshots): revert snapshots to previous state if delete snapshot api error

* Removing PanelModel usage from query rows

* More work removing dependency on panel model

* Before big change to query options

* Query options now have no dependency on panel model

* Test page is working

* Shared query now works again

* Rename component

* fix after merge

* Fixed issue with old angular editors

* Pass languages directly to SlatePrism plugin

* Update

* Remove unused variables

* Update packages/grafana-ui/src/components/DataLinks/DataLinkInput.tsx

Co-authored-by: kay delaney <45561153+kaydelaney@users.noreply.github.com>

* Update public/app/plugins/datasource/prometheus/components/PromQueryField.tsx

Co-authored-by: kay delaney <45561153+kaydelaney@users.noreply.github.com>

* Update public/app/plugins/datasource/prometheus/components/PromQueryField.tsx

Co-authored-by: kay delaney <45561153+kaydelaney@users.noreply.github.com>

* Update public/app/plugins/datasource/loki/components/LokiQueryFieldForm.tsx

Co-authored-by: kay delaney <45561153+kaydelaney@users.noreply.github.com>

* Update public/app/plugins/datasource/cloudwatch/components/LogsQueryField.tsx

Co-authored-by: kay delaney <45561153+kaydelaney@users.noreply.github.com>

* Try Prism import instead of languages

* Update webpack

Co-authored-by: kay delaney <45561153+kaydelaney@users.noreply.github.com>

* Variables: Fixes savequery for Constant and TextBox variables

* Refactor: reverts textbox changes

* Refactor: Fixes dashboard export and tests

* Refactor: hides or migrates Constant variables

* Tests: fixes snapshots

* Variables: Fixes Textbox current value persistance

* Refactor: fixes PR comments and adds e2e tests

* simplify options UI inheritance

* simplify options UI inheritance

* OptionsEditor to OptionEditor

* Icon: changed the icon for signing in

Signed-off-by: Uchechukwu Obasi <obasiuche62@gmail.com>

* fixes test-frontend (I hope)

closes https://github.com/grafana/grafana/issues/29487

Signed-off-by: bergquist <carl.bergquist@gmail.com>

* Middleware: Simplify

Signed-off-by: Arve Knudsen <arve.knudsen@gmail.com>

* middleware: Rename auth_proxy directory to authproxy

Signed-off-by: Arve Knudsen <arve.knudsen@gmail.com>

* Add test coverage for uPlot initialization and data updates

* fix ts

* WIP

* I see some light in the tunel

* Tests update

* Fix rendering before hooks are evaluated

* making sure we try to use the selected db in the query row.

* fixing so we use || instead of ??.

Devenv: update mysql_tests and postgres_tests blocks for allowing dynamically change of underlying docker image (#29525)

* Devenv: allow dynamically change mysql_tests docker image

* Devenv: allow dynamically change postgres_tests docker image

* Chore: Enable eslint react/no-render-return-value rule

Eanble the rule and remove the unused render return

part of: #29201

* Chore: Enable eslint react/no-children-prop rule

Not linting issues after turning on this. No other file changes requried

part of: #29201

* Chore: Enable eslint react/no-unknown-property rule

Correct enable-background to enableBackground

part of: #29201

* Chore: Enable eslint react/no-unescaped-entities rule

Replaced " with " replaced ' with '

part of: #29201

Docs/Transformations: Add documentation about Binary operations in Add field from calculation (#29511)

* Add also infor about binary operations

* Update docs/sources/panels/transformations/types-options.md

Co-authored-by: Diana Payton <52059945+oddlittlebird@users.noreply.github.com>

* Update docs/sources/panels/transformations/types-options.md

Co-authored-by: Diana Payton <52059945+oddlittlebird@users.noreply.github.com>

* Update docs/sources/panels/transformations/types-options.md

Co-authored-by: Diana Payton <52059945+oddlittlebird@users.noreply.github.com>

* Fixed: error message overflow container

Signed-off-by: Uchechukwu Obasi <obasiuche62@gmail.com>

* used min-width property for better styling

Signed-off-by: Uchechukwu Obasi <obasiuche62@gmail.com>

* Switched to Alert component

* Fixed passing aria-label to Alert component

* Fixed e2e test (I hope)

* another attempt to fix e2e

* Fixed display name

Co-authored-by: Uchechukwu Obasi <obate@Uchechukwus-MacBook-Pro.local>
Co-authored-by: Torkel Ödegaard <torkel@grafana.com>

* WIP Add line limit and query type switch toLoki dashboard editor

* Refactor, reuse code for both - Explore and Dashboard

* Üpdate snapshot tests

* Refactor and unify

* Rename test file

* Update test

Support of both Application and Security groups in groupMembershipClaims, as per @pihai suggestion: https://github.com/grafana/grafana/issues/23358#issuecomment-685377338

* DataLinks: Removes getDataSourceSettingsByUid from applyFieldOverrides and data linking code

* Fixed test

* Fixed a few tests

* Fixed unit tests

* Removed old getDataSourceSettingsByUid from interface, still there for runtime backward compatability

* Fix: trace viewer scroll issue

* Fix lazy loading

* Listview test fixes

* Move scrollElement to props